Table 1 Histological evaluation of the aortic wall using the histological inflammation scale (HISA) of aneurysms (19).
Inflammatory changes, | Atherosclerotic | Grade 0, | Grade 1, | Grade 2/3, | ||
|---|---|---|---|---|---|---|
Aneurysm | No. | n (%) | plaque, n (%) | n (%) | n (%) | n (%) |
AAA | 24 | 24 (100) | 22 (91.2) | 0 (0) | 3 (12.5) | 21 (87.5) |
Aorta control | 12 | 7 (58.3) | 4 (33.3) | 5 (41.7) | 7 (58.3) | 0 (0) |